How to grow Butterfly weed 'Oaxaca'
Try to plant in a location that enjoys full sun and remember to water very sparingly. Oaxaca is generally regarded as a hardy plant, so this plant will survive close to or on freezing temperatures. Oaxaca needs a sandy and loamy soil with a ph of 4.8 to 6.8 (moderately acidic soil to weakly acidic soil).
Growing Oaxaca from seed
For optimal germination, soil temperature should be a minimum of 18°C / 64°F.
Transplanting Oaxaca
Oaxaca is hardy, so ensure you wait until all danger of frost has passed in your area before considering planting outside.
Harvesting Oaxaca
This variety tends to mature and be ready for harvest in early summer.
During WWII the silky part attached to the seeds was used for life jackets. Milkweed is more bouyant then cork by 5 or 6 fold.
Footnotes